package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoopingCatMapper {

    //判断当前商品是否在购物车中
    List<ShoppingCart> getList(ShoppingCart shoppingCart);

    //根据id更新购物车商品数量
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void update(ShoppingCart cart);

    //添加购物车
    @Insert("insert into shopping_cart(name,user_id,dish_id,setmeal_id,dish_flavor,number,amount,image,create_time) VALUES (#{name},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{image},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    @Delete("delete from shopping_cart where id = #{userId}")
    void delete(Long userId);

    //批量插入
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
